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5949dae3a4
This patch adds dt-binding documentation for zte's tdm controller. Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org> Reviewed-by: Shawn Guo <shawnguo@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
31 lines
919 B
Plaintext
31 lines
919 B
Plaintext
ZTE TDM DAI driver
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Required properties:
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- compatible : should be one of the following.
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* zte,zx296718-tdm
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- reg : physical base address of the controller and length of memory mapped
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region.
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- clocks : Pairs of phandle and specifier referencing the controller's clocks.
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- clock-names: "wclk" for the wclk.
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"pclk" for the pclk.
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-#clock-cells: should be 1.
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- zte,tdm-dma-sysctrl : Reference to the sysctrl controller controlling
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the dma. includes:
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phandle of sysctrl.
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register offset in sysctrl for control dma.
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mask of the register that be written to sysctrl.
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Example:
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tdm: tdm@1487000 {
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compatible = "zte,zx296718-tdm";
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reg = <0x01487000 0x1000>;
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clocks = <&audiocrm AUDIO_TDM_WCLK>, <&audiocrm AUDIO_TDM_PCLK>;
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clock-names = "wclk", "pclk";
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#clock-cells = <1>;
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pinctrl-names = "default";
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pinctrl-0 = <&tdm_global_pin>;
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zte,tdm-dma-sysctrl = <&sysctrl 0x10c 4>;
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};
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